AMENDED AND RESTATED SHAREHOLDER RIGHTS PLAN AGREEMENT (amending and restating the Shareholder Rights Plan dated March 29, 2016) BETWEEN AETERNA ZENTARIS INC. - and - COMPUTERSHARE TRUST COMPANY OF CANADA, as Rights Agent DATED AS OF MAY 8, 2019Shareholder Rights Plan Agreement • May 9th, 2019 • Aeterna Zentaris Inc. • Pharmaceutical preparations • Quebec
AETERNA ZENTARIS INC., a Canadian corporation, having its registered office at 5300 Commerce Court West, 199 Bay Street, Toronto, Ontario, M5L 1B9
